A meteor, or shooting star, is a streak of light that is caused by the friction when a meteoroid from space enters the Earth's atmosphere. And, meteorites are space rocks that survive the friction of the atmosphere and land on Earth.You may see a meteor streak through the sky on any night.he rocks in space are sometimes called small bodies. Some of them are larger and are called minor planets or planetoids. They may also be known as NEOs -- Near Earth Objects. Whatever they may be called, they have much to tell us about our solar system.
Find the best month to visit Pennsylvania based on the weather. Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Expect 3Â°C daytime maximum temperatures in the shade with on average 5 hours of sunshine per day in Pennsylvania in January.
1 Pennsylvania annual average temperature - 48.77 degrees, 31st warmest state in the U.S. 2  Record Hottest year in Pennsylvania - 1998 / Avg temperature 52.03 degrees. 3  Record Coldest year in Pennsylvania - 1917 / Avg temperature 46.08 degrees. Pennsylvania average Summer temperature (June, July, August) 68.6 F degrees, 34th warmest U.S. summer state. 2  Pennsylvania average Winter temperature (December, January, February) 28.4 F degrees, 20th coldest U.S. winter state.